Whenever you discard a card, exile that card from your graveyard.
{2}, {T}: Draw a card, then discard a card.
{4}, {T}, Sacrifice Bag of Holding: Return all cards exiled with Bag of Holding to their owner's hand.
{R}{R}{R}
Ball Lightning
Creature - Elemental
Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)
Haste (This creature can attack and {T} as soon as it comes under your control.)
At the beginning of the end step, sacrifice Ball Lightning.
6 /
1
{5}
Ballista Charger
Artifact - Vehicle
Whenever Ballista Charger attacks, it deals 1 damage to any target.
Crew 3 (Tap any number of creatures you control with total power 3 or more: This Vehicle becomes an artifact creature until end of turn.)
6 /
6
{7}
Barricade Breaker
Artifact Creature - Juggernaut
Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for {1}.)
Barricade Breaker attacks each combat if able.
7 /
5
{3}{R}{W}
Basandra, Battle Seraph
Legendary Creature - Angel
Flying
Players can't cast spells during combat.
{R}: Target creature attacks this turn if able.
4 /
4
{2}
Batterbone
Artifact - Equipment
Living weapon (When this Equipment enters the battlefield, create a 0/0 black Phyrexian Germ creature token, then attach this to it.)
Equipped creature gets +1/+1 and has vigilance and lifelink.
Equip {5}
--
Battlefield Forge
Land
{T}: Add {C}.
{T}: Add {R} or {W}. Battlefield Forge deals 1 damage to you.
{W}
Battlefield Raptor
Creature - Bird
Flying, first strike
1 /
2
{1}{W}
Beaming Defiance
Instant
Target creature you control gets +2/+2 and gains hexproof until end of turn. (It can't be the target of spells or abilities your opponents control.)
{3}{W}{W}
Belfry Spirit
Creature - Spirit
Flying
Haunt (When this creature dies, exile it haunting target creature.)
When Belfry Spirit enters the battlefield or the creature it haunts dies, create two 1/1 black Bat creature tokens with flying.
1 /
1
{2}{R}
Bestial Fury
Enchantment - Aura
Enchant creature
When Bestial Fury enters the battlefield, draw a card at the beginning of the next turn's upkeep.
Whenever enchanted creature becomes blocked, it gets +4/+0 and gains trample until end of turn.
{1}{W}
Bishop's Soldier
Creature - Vampire Soldier
Lifelink
2 /
2
{1}
Black Vise
Artifact
As Black Vise enters the battlefield, choose an opponent.
At the beginning of the chosen player's upkeep, Black Vise deals X damage to that player, where X is the number of cards in their hand minus 4.
{2}
Bladed Pinions
Artifact - Equipment
Equipped creature has flying and first strike.
Equip {2}
{3}{R}{W}
Blaze Commando
Creature - Minotaur Soldier
Whenever an instant or sorcery spell you control deals damage, create two 1/1 red and white Soldier creature tokens with haste.
5 /
3
{6}{W}{W}{W}
Blazing Archon
Creature - Archon
Flying
Creatures can't attack you.
5 /
6
{W}
Blazing Hope
Instant
Exile target creature with power greater than or equal to your life total.
{R}
Blazing Volley
Sorcery
Blazing Volley deals 1 damage to each creature your opponents control.
{1}{W}
Blessed Alliance
Instant
Escalate {2} (Pay this cost for each mode chosen beyond the first.)
Choose one or more --
• Target player gains 4 life.
• Untap up to two target creatures.
• Target opponent sacrifices an attacking creature.
{4}{W}
Blessed Light
Instant
Exile target creature or enchantment.
{5}
Blight Herder
Creature - Eldrazi Processor
When you cast this spell, you may put two cards your opponents own from exile into their owners' graveyards. If you do, create three 1/1 colorless Eldrazi Scion creature tokens. They have "Sacrifice this creature: Add {C}."
4 /
5
{2}
Blight Sickle
Artifact - Equipment
Equipped creature gets +1/+0 and has wither. (It deals damage to creatures in the form of -1/-1 counters.)
Equip {2}
{3}
Blinding Souleater
Artifact Creature - Phyrexian Cleric
{W/P}, {T}: Tap target creature. ({W/P} can be paid with either {W} or 2 life.)
1 /
3
{2}{W}
Blink Dog
Creature - Dog
Double strike
Teleport -- {3}{W}: Blink Dog phases out. (Treat it and anything attached to it as though they don't exist until your next turn.)
1 /
1
{1}{R}
Blood Aspirant
Creature - Satyr Berserker
Whenever you sacrifice a permanent, put a +1/+1 counter on Blood Aspirant.
{1}{R}, {T}, Sacrifice a creature or enchantment: Blood Aspirant deals 1 damage to target creature. That creature can't block this turn.
1 /
1
{1}{R}
Blood Frenzy
Instant
Cast this spell only before the combat damage step.
Target attacking or blocking creature gets +4/+0 until end of turn. Destroy that creature at the beginning of the next end step.
{2}{R}
Blood Hound
Creature - Dog
Whenever you're dealt damage, you may put that many +1/+1 counters on Blood Hound.
At the beginning of your end step, remove all +1/+1 counters from Blood Hound.
1 /
1
{6}{R}{R}
Bloodfire Colossus
Creature - Giant
{R}, Sacrifice Bloodfire Colossus: It deals 6 damage to each creature and each player.
6 /
6
{2}{R}{R}
Bloodfire Kavu
Creature - Kavu
{R}, Sacrifice Bloodfire Kavu: It deals 2 damage to each creature.
2 /
2
{R}
Bloodlust Inciter
Creature - Human Warrior
{T}: Target creature gains haste until end of turn.
1 /
1
{1}{R}
Bloodrage Brawler
Creature - Minotaur Warrior
When Bloodrage Brawler enters the battlefield, discard a card.
4 /
3
{2}
Bloodthirsty Blade
Artifact - Equipment
Equipped creature gets +2/+0 and is goaded. (It attacks each combat if able and attacks a player other than you if able.)
{1}: Attach Bloodthirsty Blade to target creature an opponent controls. Activate only as a sorcery.
{W}
Blossoming Calm
Instant
You gain hexproof until your next turn. You gain 2 life.
Rebound (If you cast this spell from your hand, exile it as it resolves. At the beginning of your next upkeep, you may cast this card from exile without paying its mana cost.)
{1}
Bomat Courier
Artifact Creature - Construct
Haste
Whenever Bomat Courier attacks, exile the top card of your library face down. (You can't look at it.)
{R}, Discard your hand, Sacrifice Bomat Courier: Put all cards exiled with Bomat Courier into their owners' hands.
1 /
1
{4}
Bonehoard
Artifact - Equipment
Living weapon (When this Equipment enters the battlefield, create a 0/0 black Phyrexian Germ creature token, then attach this to it.)
Equipped creature gets +X/+X, where X is the number of creature cards in all graveyards.
Equip {2}
{R}
Boots of Speed
Artifact - Equipment
Equipped creature gets +1/+0 and has haste.
Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.)
{5}{R}{W}
Boros Battleshaper
Creature - Minotaur Soldier
At the beginning of each combat, up to one target creature attacks or blocks this combat if able and up to one target creature can't attack or block this combat.
5 /
5
{R}{W}
Boros Challenger
Creature - Human Soldier
Mentor (Whenever this creature attacks, put a +1/+1 counter on target attacking creature with lesser power.)
{2}{R}{W}: Boros Challenger gets +1/+1 until end of turn.
2 /
3
{R}{W}
Boros Charm
Instant
Choose one --
• Boros Charm deals 4 damage to target player or planeswalker.
• Permanents you control gain indestructible until end of turn.
• Target creature gains double strike until end of turn.
{3}
Boros Cluestone
Artifact
{T}: Add {R} or {W}.
{R}{W}, {T}, Sacrifice Boros Cluestone: Draw a card.
--
Boros Garrison
Land
Boros Garrison enters the battlefield tapped.
When Boros Garrison enters the battlefield, return a land you control to its owner's hand.
{T}: Add {R}{W}.
--
Boros Guildgate
Land - Gate
Boros Guildgate enters the battlefield tapped.
{T}: Add {R} or {W}.
{R/W}{R/W}
Boros Guildmage
Creature - Human Wizard
{1}{R}: Target creature gains haste until end of turn.
{1}{W}: Target creature gains first strike until end of turn.
2 /
2
{3}
Boros Keyrune
Artifact
{T}: Add {R} or {W}.
{R}{W}: Boros Keyrune becomes a 1/1 red and white Soldier artifact creature with double strike until end of turn. (It deals both first-strike and regular combat damage.)
{3}
Boros Locket
Artifact
{T}: Add {R} or {W}.
{R/W}{R/W}{R/W}{R/W}, {T}, Sacrifice Boros Locket: Draw two cards.
{R/W}{R/W}{R/W}
Boros Reckoner
Creature - Minotaur Wizard
Whenever Boros Reckoner is dealt damage, it deals that much damage to any target.
{R/W}: Boros Reckoner gains first strike until end of turn.
3 /
3
{R/W}
Boros Recruit
Creature - Goblin Soldier
({R/W} can be paid with either {R} or {W}.)
First strike
1 /
1
{2}
Boros Signet
Artifact
{1}, {T}: Add {R}{W}.
{2}{W}
Bound by Moonsilver
Enchantment - Aura
Enchant creature
Enchanted creature can't attack, block, or transform.
Sacrifice another permanent: Attach Bound by Moonsilver to target creature. Activate only as a sorcery and only once each turn.
{2}{W}
Bound in Gold
Enchantment - Aura
Enchant permanent
Enchanted permanent can't attack, block, or crew Vehicles, and its activated abilities can't be activated unless they're mana abilities.
{1}
Brainstone
Artifact
{2}, {T}, Sacrifice Brainstone: Draw three cards, then put two cards from your hand on top of your library in any order.
{1}{W}
Brave the Sands
Enchantment
Creatures you control have vigilance.
Each creature you control can block an additional creature each combat.
{3}{R}
Brazen Buccaneers
Creature - Human Pirate
Haste
When Brazen Buccaneers enters the battlefield, it explores. (Reveal the top card of your library. Put that card into your hand if it's a land. Otherwise, put a +1/+1 counter on this creature, then put the card back or put it into your graveyard.)
2 /
2
{1}{R}{R}
Brazen Scourge
Creature - Gremlin
Haste
3 /
3
{1}{R}
Break Through the Line
Enchantment
{R}: Target creature with power 2 or less gains haste until end of turn and can't be blocked this turn.
{2}{W}
Break Ties
Instant
Choose one --
• Destroy target artifact.
• Destroy target enchantment.
• Exile target card from a graveyard.
Reinforce 1--{W} ({W}, Discard this card: Put a +1/+1 counter on target creature.)
{1}{R}{R}
Breakneck Rider
Creature - Human Scout Werewolf
At the beginning of each upkeep, if no spells were cast last turn, transform Breakneck Rider.
3 /
3
--
Neck Breaker
Creature - Werewolf
Attacking creatures you control get +1/+0 and have trample.
At the beginning of each upkeep, if a player cast two or more spells last turn, transform Neck Breaker.
3 /
3
{1}{R}
Breath of Darigaaz
Sorcery
Kicker {2} (You may pay an additional {2} as you cast this spell.)
Breath of Darigaaz deals 1 damage to each creature without flying and each player. If this spell was kicked, it deals 4 damage to each creature without flying and each player instead.
{X}{R}{R}{W}{W}
Brightflame
Sorcery
Radiance -- Brightflame deals X damage to target creature and each other creature that shares a color with it. You gain life equal to the damage dealt this way.
{2}{R}{W}
Bruenor Battlehammer
Legendary Creature - Dwarf Warrior
Each creature you control gets +2/+0 for each Equipment attached to it.
You may pay {0} rather than pay the equip cost of the first equip ability you activate each turn.
5 /
3
{4}{R}
Burn Away
Instant
Burn Away deals 6 damage to target creature. When that creature dies this turn, exile its controller's graveyard.
{2}{R}{R}{R}
Burn at the Stake
Sorcery
As an additional cost to cast this spell, tap any number of untapped creatures you control.
Burn at the Stake deals damage to any target equal to three times the number of creatures tapped this way.
{X}{R}
Burn from Within
Sorcery
Burn from Within deals X damage to any target. If a creature is dealt damage this way, it loses indestructible until end of turn. If that creature would die this turn, exile it instead.
{1}{R}
Burning Oil
Instant
Burning Oil deals 3 damage to target attacking or blocking creature.
Flashback {3}{W} (You may cast this card from your graveyard for its flashback cost. Then exile it.)
{2}{R}{R}
Burning Palm Efreet
Creature - Efreet
{1}{R}{R}: Burning Palm Efreet deals 2 damage to target creature with flying and that creature loses flying until end of turn.
2 /
2
{1}{R}
Burning Prophet
Creature - Human Wizard
Whenever you cast a noncreature spell, Burning Prophet gets +1/+0 until end of turn, then scry 1.
1 /
3
{3}
Burnished Hart
Artifact Creature - Elk
{3}, Sacrifice Burnished Hart: Search your library for up to two basic land cards, put them onto the battlefield tapped, then shuffle.
2 /
2
{W}
Bushi Tenderfoot
Creature - Human Soldier
When a creature dealt damage by Bushi Tenderfoot this turn dies, flip Bushi Tenderfoot.
1 /
1
--
Kenzo the Hardhearted
Legendary Creature - Human Samurai
Double strike; bushido 2 (Whenever this creature blocks or becomes blocked, it gets +2/+2 until end of turn.)